The solar observatory on Lomnicky Stit, in Slovakia’s High Tatras range, on Thursday. The station is one of five worldwide which observe emission spectral lines in the sun’s corona.
People watching sunrise from the megalithic observatory of Kokino, Macedonia during the summer solstice. The ancient astronomic observatory, about 100km northeast of Skopje, dates back to more than 4,000 years ago
Lightning strikes over the water of the Lamma Channel during a thunderstorm in Hong Kong on Tuesday evening. The Hong Kong Observatory reported about 181 “cloud-to-ground” lightning strikes over the territory between 8pm and 9pm local time